src/hotspot/share/opto/parse1.cpp

rev 47415 : Add Thread Local handshakes and thread local polling

@@ -2284,11 +2284,18 @@
   sfpnt->init_req(TypeFunc::ReturnAdr, top() );
   sfpnt->init_req(TypeFunc::FramePtr , top() );
 
   // Create a node for the polling address
   if( add_poll_param ) {
-    Node *polladr = ConPNode::make((address)os::get_polling_page());
+    Node *polladr;
+    if (SafepointMechanism::uses_thread_local_poll()) {
+      Node *thread = _gvn.transform(new ThreadLocalNode());
+      Node *polling_page_load_addr = _gvn.transform(basic_plus_adr(top(), thread, in_bytes(Thread::polling_page_offset())));
+      polladr = make_load(control(), polling_page_load_addr, TypeRawPtr::BOTTOM, T_ADDRESS, Compile::AliasIdxRaw, MemNode::unordered);
+    } else {
+      polladr = ConPNode::make((address)os::get_polling_page());
+    }
     sfpnt->init_req(TypeFunc::Parms+0, _gvn.transform(polladr));
   }
 
   // Fix up the JVM State edges
   add_safepoint_edges(sfpnt);